Update ODLUX

Add various updates and bugfixes to NetworkMap, Configuration, LinkCalculation and ConnectApp

Issue-ID: CCSDK-3414
Signed-off-by: Aijana Schumann <aijana.schumann@highstreet-technologies.com>
Change-Id: I6ea5c3a9d6ccbe9c450da43220654a53fd2f262b
Signed-off-by: Aijana Schumann <aijana.schumann@highstreet-technologies.com>

12 files changed, 568 insertions, 275 deletions

diff --git a/sdnr/wt/odlux/apps/connectApp/package.json b/sdnr/wt/odlux/apps/connectApp/package.json
index 4fae39ccb..a6b23df84 100644
--- a/sdnr/wt/odlux/apps/connectApp/package.json
+++ b/sdnr/wt/odlux/apps/connectApp/package.json
@@ -27,8 +27,8 @@
     "@types/react": "17.0.3",
     "@types/react-dom": "17.0.2",
     "@types/react-router-dom": "5.1.7",
-    "@material-ui/core": "4.11.0",
-    "@material-ui/icons": "4.9.1",
+    "@material-ui/core": "4.11.4",
+    "@material-ui/icons": "4.11.2",
     "@types/classnames": "2.2.6",
     "@types/flux": "3.1.8",
     "@types/jquery": "3.3.10",
diff --git a/sdnr/wt/odlux/apps/connectApp/pom.xml b/sdnr/wt/odlux/apps/connectApp/pom.xml
index e3ca9dd4d..117a374c4 100644
--- a/sdnr/wt/odlux/apps/connectApp/pom.xml
+++ b/sdnr/wt/odlux/apps/connectApp/pom.xml
@@ -140,8 +140,8 @@
                         <!-- optional: default phase is "generate-resources" -->
                         <phase>initialize</phase>
                         <configuration>
-                            <nodeVersion>v10.16.3</nodeVersion>
-                            <yarnVersion>v1.19.0</yarnVersion>
+                            <nodeVersion>v12.13.0</nodeVersion>
+                            <yarnVersion>v1.22.10</yarnVersion>
                         </configuration>
                     </execution>
                     <execution>
diff --git a/sdnr/wt/odlux/apps/connectApp/src/actions/tlsKeyActions.ts b/sdnr/wt/odlux/apps/connectApp/src/actions/tlsKeyActions.ts
new file mode 100644
index 000000000..1da16d9ad
--- /dev/null
+++ b/sdnr/wt/odlux/apps/connectApp/src/actions/tlsKeyActions.ts
@@ -0,0 +1,60 @@
+/**
+ * ============LICENSE_START========================================================================
+ * ONAP : ccsdk feature sdnr wt odlux
+ * =================================================================================================
+ * Copyright (C) 2021 highstreet technologies GmbH Intellectual Property. All rights reserved.
+ * =================================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ * ============LICENSE_END==========================================================================
+ */
+import { Action } from '../../../../framework/src/flux/action';
+import { Dispatch } from '../../../../framework/src/flux/store';
+import { IApplicationStoreState } from '../../../../framework/src/store/applicationStore';
+
+import { TlsKeys } from '../models/networkElementConnection';
+import { connectService } from '../services/connectService';
+
+/**
+ * Represents the base action.
+ */
+export class BaseAction extends Action { }
+
+/**
+ * Represents an action causing the store to load all TLS Keys.
+ */
+export class LoadAllTlsKeyListAction extends BaseAction { }
+
+/**
+ * Represents an action causing the store to get all TLS Keys.
+ */
+export class AllTlsKeyListLoadedAction extends BaseAction {
+    /**
+     * Initialize this instance.
+     * 
+     * @param gets all the tlsKey list from the  database.
+     */
+    constructor(public tlsList: TlsKeys[] | null, public error?: string) {
+        super();
+    }
+}
+
+/**
+ * Represents an asynchronous thunk action to load all tlsKeys 
+ */
+
+export const loadAllTlsKeyListAsync = () => async (dispatch: Dispatch) => {
+    dispatch(new LoadAllTlsKeyListAction());
+    connectService.getTlsKeys().then(TlsKeyList => {
+        dispatch(new AllTlsKeyListLoadedAction(TlsKeyList));
+    }).catch(error => {
+        dispatch(new AllTlsKeyListLoadedAction(null, error));
+    });
+};
diff --git a/sdnr/wt/odlux/apps/connectApp/src/components/connectionStatusLog.tsx b/sdnr/wt/odlux/apps/connectApp/src/components/connectionStatusLog.tsx
index 7d2f96af3..5a5ebcc45 100644
--- a/sdnr/wt/odlux/apps/connectApp/src/components/connectionStatusLog.tsx
+++ b/sdnr/wt/odlux/apps/connectApp/src/components/connectionStatusLog.tsx
@@ -54,7 +54,7 @@ class ConnectionStatusLogComponent extends React.Component<ConnectionStatusLogCo
 
   render(): JSX.Element {
     const refreshConnectionStatusLogAction = {
-      icon: Refresh, tooltip: 'Refresh Connection Status Log Table', ariaLabel:'refresh', onClick: () => {
+      icon: Refresh, tooltip: 'Refresh Connection Status Log Table',ariaLabel:'refresh', onClick: () => {
         this.setState({
           refreshConnectionStatusLogEditorMode: RefreshConnectionStatusLogDialogMode.RefreshConnectionStatusLogTable
         });
diff --git a/sdnr/wt/odlux/apps/connectApp/src/components/editNetworkElementDialog.tsx b/sdnr/wt/odlux/apps/connectApp/src/components/editNetworkElementDialog.tsx
index 97e6647cf..df265c23d 100644
--- a/sdnr/wt/odlux/apps/connectApp/src/components/editNetworkElementDialog.tsx
+++ b/sdnr/wt/odlux/apps/connectApp/src/components/editNetworkElementDialog.tsx
@@ -24,7 +24,9 @@ import DialogActions from '@material-ui/core/DialogActions';
 import DialogContent from '@material-ui/core/DialogContent';
 import DialogContentText from '@material-ui/core/DialogContentText';
 import DialogTitle from '@material-ui/core/DialogTitle';
-import { FormControl, InputLabel, Select, MenuItem, Typography } from '@material-ui/core';
+import { FormControl, InputLabel, Select, MenuItem, Typography, Radio, RadioGroup, Options, FormLabel, FormControlLabel } from '@material-ui/core';
+import { loadAllTlsKeyListAsync } from '../actions/tlsKeyActions';
+import { IApplicationStoreState } from '../../../../framework/src/store/applicationStore';
 
 import { IDispatcher, connect, Connect } from '../../../../framework/src/flux/connect';
 
@@ -67,13 +69,13 @@ const mapDispatch = (dispatcher: IDispatcher) => ({
     //make sure properties are there in case they get renamed
     const idProperty = propertyOf<UpdateNetworkElement>("id");
     const isRequiredProperty = propertyOf<UpdateNetworkElement>("isRequired");
-   
+
 
     if (values.length === 2 && values.includes(idProperty as string) && values.includes(isRequiredProperty as string)) {
       // do not mount network element, if only isRequired is changed
       await dispatcher.dispatch(editNetworkElementAsyncActionCreator(element));
 
-    } else if(!(values.length===1 &&values.includes(idProperty as string))) { //do not edit or mount element, if only id was saved into object (no changes made!)
+    } else if (!(values.length === 1 && values.includes(idProperty as string))) { //do not edit or mount element, if only id was saved into object (no changes made!)
       await dispatcher.dispatch(editNetworkElementAsyncActionCreator(element));
       await dispatcher.dispatch(mountNetworkElementAsyncActionCreator(mountElement));
     }
@@ -81,7 +83,8 @@ const mapDispatch = (dispatcher: IDispatcher) => ({
   removeNetworkElement: async (element: UpdateNetworkElement) => {
     await dispatcher.dispatch(removeNetworkElementAsyncActionCreator(element));
     dispatcher.dispatch(removeWebUriAction(element.id));
-  }
+  },
+  getAvailableTlsKeys: async () => await dispatcher.dispatch(loadAllTlsKeyListAsync()),
 });
 
 type DialogSettings = {
@@ -156,26 +159,62 @@ type EditNetworkElementDialogComponentProps = Connect<undefined, typeof mapDispa
   mode: EditNetworkElementDialogMode;
   initialNetworkElement: NetworkElementConnection;
   onClose: () => void;
+  radioChecked: string
 };
 
-type EditNetworkElementDialogComponentState = NetworkElementConnection & { isNameValid: boolean, isHostSet: boolean };
+type EditNetworkElementDialogComponentState = NetworkElementConnection & {
+  isNameValid: boolean,
+  isHostSet: boolean,
+  isPasswordSelected: boolean,
+  isTlsSelected: boolean,
+  radioSelected: string,
+  showPasswordTextField: boolean,
+  showTlsDropdown: boolean
+};
 
 class EditNetworkElementDialogComponent extends React.Component<EditNetworkElementDialogComponentProps, EditNetworkElementDialogComponentState> {
   constructor(props: EditNetworkElementDialogComponentProps) {
     super(props);
-
+    this.handleRadioChange = this.handleRadioChange.bind(this);
     this.state = {
       nodeId: this.props.initialNetworkElement.nodeId,
       isRequired: false,
       host: this.props.initialNetworkElement.host,
       port: this.props.initialNetworkElement.port,
       isNameValid: true,
-      isHostSet: true
+      isHostSet: true,
+      isPasswordSelected: true,
+      isTlsSelected: false,
+      radioSelected: '',
+      showPasswordTextField: true,
+      showTlsDropdown: false
     };
   }
+  public handleRadioChange = (event: any) => {
+    this.setState({
+      radioSelected: event.target.value,
+      showPasswordTextField: event.target.value === 'password',
+      showTlsDropdown: event.target.value === 'tlsKey'
+    });
+  }
 
   render(): JSX.Element {
     const setting = settings[this.props.mode];
+    let { showPasswordTextField, showTlsDropdown, radioSelected } = this.state;
+    radioSelected = this.state.radioSelected.length > 0 ? this.state.radioSelected : this.props.radioChecked;
+
+    if (radioSelected === 'password') {
+      radioSelected = 'password';
+      showPasswordTextField = true;
+      showTlsDropdown = false;
+    } else if (radioSelected === 'tlsKey') {
+      radioSelected = 'tlsKey';
+      showPasswordTextField = false;
+      showTlsDropdown = true;
+    }
+
+    let tlsKeysList = this.props.state.connect.availableTlsKeys ? this.props.state.connect.availableTlsKeys.tlsKeysList ? this.props.state.connect.availableTlsKeys.tlsKeysList : [] : []
+
     return (
       <Dialog open={this.props.mode !== EditNetworkElementDialogMode.None}>
         <DialogTitle id="form-dialog-title" aria-label={`${setting.dialogTitle.replace(/ /g, "-").toLowerCase()}-dialog`}>{setting.dialogTitle}</DialogTitle>
@@ -187,9 +226,39 @@ class EditNetworkElementDialogComponent extends React.Component<EditNetworkEleme
           {!this.state.isNameValid && <Typography variant="body1" color="error">Name cannot be empty.</Typography>}
           <TextField disabled={!setting.enableMountIdEditor} spellCheck={false} margin="dense" id="ipaddress" label="IP address" aria-label="ip adress" type="text" fullWidth value={this.state.host} onChange={(event) => { this.setState({ host: event.target.value }); }} />
           {!this.state.isHostSet && <Typography variant="body1" color="error">IP Adress cannot be empty.</Typography>}
+
           <TextField disabled={!setting.enableMountIdEditor} spellCheck={false} margin="dense" id="netconfport" label="NetConf port" aria-label="netconf port" type="number" fullWidth value={this.state.port.toString()} onChange={(event) => { this.setState({ port: +event.target.value }); }} />
           {setting.enableUsernameEditor && <TextField disabled={!setting.enableUsernameEditor} spellCheck={false} margin="dense" id="username" label="Username" aria-label="username" type="text" fullWidth value={this.state.username} onChange={(event) => { this.setState({ username: event.target.value }); }} /> || null}
-          {setting.enableUsernameEditor && <TextField disabled={!setting.enableUsernameEditor} spellCheck={false} margin="dense" id="password" label="Password" aria-label="password" type="password" fullWidth value={this.state.password} onChange={(event) => { this.setState({ password: event.target.value }); }} /> || null}
+
+          {setting.enableUsernameEditor &&
+            <RadioGroup row aria-label="password-tls-key" name="password-tls-key" value={radioSelected}
+              onChange={this.handleRadioChange} >
+              <FormControlLabel value='password' control={<Radio />} label="Password" onChange={this.onRadioSelect} />
+              <FormControlLabel value='tlsKey' control={<Radio />} label="TlsKey" onChange={this.onRadioSelect} />
+            </RadioGroup> || null}
+
+          {setting.enableUsernameEditor && showPasswordTextField &&
+            <TextField disabled={!setting.enableUsernameEditor || !showPasswordTextField} spellCheck={false} margin="dense"
+              id="password" aria-label="password" type="password" fullWidth value={this.state.password}
+              onChange={(event) => { this.setState({ password: event.target.value }); }}
+            /> || null}
+
+          <FormControl fullWidth disabled={!setting.enableUsernameEditor}>
+            {setting.enableUsernameEditor && showTlsDropdown &&
+              <div>
+                <InputLabel htmlFor="pass">--Select tls-key--</InputLabel>
+                <Select disabled={!setting.enableUsernameEditor || !showTlsDropdown}
+                  id="tlsKey" aria-label="tlsKey" value={this.state.tlsKey} fullWidth // displayEmpty
+                  onChange={(event) => { this.setState({ tlsKey: event.target.value as any }); }}
+                  inputProps={{ name: 'tlsKey', id: 'tlsKey' }}  >
+                  <MenuItem value={""} disabled >--Select tls-key--</MenuItem>
+                  {tlsKeysList.map(tlsKey =>
+                    (<MenuItem value={tlsKey.key} key={tlsKey.key} aria-label={tlsKey.key} >{tlsKey.key}</MenuItem>))}
+                </Select>
+              </div>
+            }
+          </FormControl>
+
           <FormControl fullWidth disabled={!setting.enableUsernameEditor}>
             <InputLabel htmlFor="active">Required</InputLabel>
             <Select aria-label="required-selection" value={this.state.isRequired || false} onChange={(event) => {
@@ -212,6 +281,7 @@ class EditNetworkElementDialogComponent extends React.Component<EditNetworkEleme
                 port: this.state.port,
                 username: this.state.username,
                 password: this.state.password,
+                tlsKey: this.state.tlsKey
               });
             }
             event.preventDefault();
@@ -227,14 +297,44 @@ class EditNetworkElementDialogComponent extends React.Component<EditNetworkEleme
     )
   }
 
+  public renderTlsKeys = () => {
+    try {
+      this.props.getAvailableTlsKeys();
+    } catch (err) {
+      console.log(err);
+    }
+  }
+
+  public componentDidMount() {
+    this.renderTlsKeys();
+  }
+
+  public onRadioSelect = (e: any) => {
+    if (e.target.value == 'password') {
+      this.setState({ isPasswordSelected: true, isTlsSelected: false })
+    } else if (e.target.value == 'tlsKey') {
+      this.setState({ isPasswordSelected: false, isTlsSelected: true })
+    }
+  };
+
   private onApply = (element: NetworkElementConnection) => {
     this.props.onClose && this.props.onClose();
     let updateElement: UpdateNetworkElement = {
       id: this.state.nodeId
     }
+    if (this.state.isPasswordSelected) {
+      element.tlsKey = ''
+    }
+    else if (this.state.isTlsSelected) { //check here
+      element.password = ''
+    }
+
     switch (this.props.mode) {
       case EditNetworkElementDialogMode.AddNewNetworkElement:
         element && this.props.addNewNetworkElement(element);
+        this.setState({
+          radioSelected: ''
+        });
         break;
       case EditNetworkElementDialogMode.MountNetworkElement:
         element && this.props.mountNetworkElement(element);
@@ -247,22 +347,31 @@ class EditNetworkElementDialogComponent extends React.Component<EditNetworkEleme
           updateElement.isRequired = this.state.isRequired;
         if (this.props.initialNetworkElement.username !== this.state.username)
           updateElement.username = this.state.username;
-        if (this.props.initialNetworkElement.password !== this.state.password)
+        if (this.props.initialNetworkElement.password !== this.state.password && this.state.isPasswordSelected) {
           updateElement.password = this.state.password;
+          updateElement.tlsKey = '';
+        }
+        if (this.props.initialNetworkElement.tlsKey !== this.state.tlsKey && this.state.isTlsSelected) {
+          updateElement.tlsKey = this.state.tlsKey;
+          updateElement.password = '';
+        }
         element && this.props.editNetworkElement(updateElement, element);
+        this.setState({
+          radioSelected: ''
+        });
         break;
       case EditNetworkElementDialogMode.RemoveNetworkElement:
         element && this.props.removeNetworkElement(updateElement);
         break;
     }
 
-    this.setState({ password: '', username: '' });
+    this.setState({ password: '', username: '', tlsKey: '' });
     this.resetRequieredFields();
   };
 
   private onCancel = () => {
     this.props.onClose && this.props.onClose();
-    this.setState({ password: '', username: '' });
+    this.setState({ password: '', username: '', tlsKey: '', radioSelected: '' });
     this.resetRequieredFields();
   }
 
diff --git a/sdnr/wt/odlux/apps/connectApp/src/components/networkElements.tsx b/sdnr/wt/odlux/apps/connectApp/src/components/networkElements.tsx
index 73706f678..5d0757ab2 100644
--- a/sdnr/wt/odlux/apps/connectApp/src/components/networkElements.tsx
+++ b/sdnr/wt/odlux/apps/connectApp/src/components/networkElements.tsx
@@ -19,7 +19,7 @@ import * as React from 'react';
 import { Theme, createStyles, withStyles, WithStyles } from '@material-ui/core/styles';
 
 import AddIcon from '@material-ui/icons/Add';
-import  Refresh  from '@material-ui/icons/Refresh';
+import Refresh from '@material-ui/icons/Refresh';
 import LinkIcon from '@material-ui/icons/Link';
 import LinkOffIcon from '@material-ui/icons/LinkOff';
 import RemoveIcon from '@material-ui/icons/RemoveCircleOutline';
@@ -68,18 +68,18 @@ const styles = (theme: Theme) => createStyles({
 });
 
 type GetStatelessComponentProps<T> = T extends (props: infer P & { children?: React.ReactNode }) => any ? P : any
-const MenuItemExt : React.FC<GetStatelessComponentProps<typeof MenuItem>> = (props) => {
+const MenuItemExt: React.FC<GetStatelessComponentProps<typeof MenuItem>> = (props) => {
   const [disabled, setDisabled] = React.useState(true);
   const onMouseDown = (ev: React.MouseEvent<HTMLElement>) => {
-      if (ev.button ===1){
-        setDisabled(!disabled);  
-        ev.preventDefault();
-      }
+    if (ev.button === 1) {
+      setDisabled(!disabled);
+      ev.preventDefault();
+    }
   };
   return (
     <div onMouseDown={onMouseDown} >
-      <MenuItem {...{...props, disabled: props.disabled && disabled }}  />
-    </div>  
+      <MenuItem {...{ ...props, disabled: props.disabled && disabled }} />
+    </div>
   );
 };
 
@@ -119,17 +119,17 @@ export class NetworkElementsListComponent extends React.Component<NetworkElement
       networkElementEditorMode: EditNetworkElementDialogMode.None,
       refreshNetworkElementsEditorMode: RefreshNetworkElementsDialogMode.None,
       elementInfo: null,
-      elementInfoFeature:null,
+      elementInfoFeature: null,
       infoNetworkElementEditorMode: InfoNetworkElementDialogMode.None
     };
   }
-  
+
   getContextMenu(rowData: NetworkElementConnection): JSX.Element[] {
     const mountUri = rowData.id && connectService.getNetworkElementUri(rowData.id);
     const mountPolicy = mountUri && getAccessPolicyByUrl(mountUri);
-    const canMount =  mountPolicy && mountPolicy.POST || false;
-    
-    const { configuration} = this.props.applicationState as any;
+    const canMount = mountPolicy && mountPolicy.POST || false;
+
+    const { configuration } = this.props.applicationState as any;
     const buttonArray = [
       <MenuItemExt aria-label={"mount-button"} onClick={event => this.onOpenMountdNetworkElementsDialog(event, rowData)} disabled={!canMount} ><LinkIcon /><Typography>Mount</Typography></MenuItemExt>,
       <MenuItemExt aria-label={"unmount-button"} onClick={event => this.onOpenUnmountdNetworkElementsDialog(event, rowData)} disabled={!canMount} ><LinkOffIcon /><Typography>Unmount</Typography></MenuItemExt>,
@@ -160,6 +160,12 @@ export class NetworkElementsListComponent extends React.Component<NetworkElement
   render(): JSX.Element {
     const { classes } = this.props;
     const { networkElementToEdit } = this.state;
+    let savedRadio = "password";
+    if (this.state.networkElementToEdit.password && this.state.networkElementToEdit.password.length > 0) {
+      savedRadio = 'password'
+    } else if (this.state.networkElementToEdit.tlsKey && this.state.networkElementToEdit.tlsKey.length > 0) {
+      savedRadio = 'tlsKey'
+    }
 
     // const mountUri = rowData.id && connectService.getNetworkElementUri(rowData.id);
     // const mountPolicy = mountUri && getAccessPolicyByUrl(mountUri);
@@ -167,7 +173,7 @@ export class NetworkElementsListComponent extends React.Component<NetworkElement
     const canAdd = true;
 
     const addRequireNetworkElementAction = {
-      icon: AddIcon, tooltip: 'Add', ariaLabel:"add-element", onClick: () => {
+      icon: AddIcon, tooltip: 'Add', ariaLabel: "add-element", onClick: () => {
         this.setState({
           networkElementEditorMode: EditNetworkElementDialogMode.AddNewNetworkElement,
           networkElementToEdit: emptyRequireNetworkElement,
@@ -176,16 +182,16 @@ export class NetworkElementsListComponent extends React.Component<NetworkElement
     };
 
     const refreshNetworkElementsAction = {
-      icon: Refresh, tooltip: 'Refresh Network Elements table', ariaLabel:'refresh', onClick: () => {
+      icon: Refresh, tooltip: 'Refresh Network Elements table', ariaLabel: 'refresh', onClick: () => {
         this.setState({
           refreshNetworkElementsEditorMode: RefreshNetworkElementsDialogMode.RefreshNetworkElementsTable
         });
       }
     };
-    
+
     return (
       <>
-        <NetworkElementTable stickyHeader tableId="network-element-table" customActionButtons={[refreshNetworkElementsAction, ...canAdd ? [addRequireNetworkElementAction]: []]} columns={[
+        <NetworkElementTable stickyHeader tableId="network-element-table" customActionButtons={[refreshNetworkElementsAction, ...canAdd ? [addRequireNetworkElementAction] : []]} columns={[
           { property: "nodeId", title: "Node Name", type: ColumnType.text },
           { property: "isRequired", title: "Required", type: ColumnType.boolean },
           { property: "status", title: "Connection Status", type: ColumnType.text },
@@ -202,6 +208,7 @@ export class NetworkElementsListComponent extends React.Component<NetworkElement
           initialNetworkElement={networkElementToEdit}
           mode={this.state.networkElementEditorMode}
           onClose={this.onCloseEditNetworkElementDialog}
+          radioChecked={savedRadio}
         />
         <RefreshNetworkElementsDialog
           mode={this.state.refreshNetworkElementsEditorMode}
@@ -240,6 +247,11 @@ export class NetworkElementsListComponent extends React.Component<NetworkElement
   }
 
   private onOpenEditNetworkElementDialog = (event: React.MouseEvent<HTMLElement>, element: NetworkElementConnection) => {
+    let radioSaved;
+    if (element.password && element.password.length > 0)
+      radioSaved = 'password'
+    else if (element.tlsKey && element.tlsKey.length > 0)
+      radioSaved = 'tlsKey'
     this.setState({
       networkElementToEdit: {
         nodeId: element.nodeId,
@@ -248,6 +260,7 @@ export class NetworkElementsListComponent extends React.Component<NetworkElement
         port: element.port,
         username: element.username,
         password: element.password,
+        tlsKey: element.tlsKey
       },
       networkElementEditorMode: EditNetworkElementDialogMode.EditNetworkElement
     });
diff --git a/sdnr/wt/odlux/apps/connectApp/src/handlers/connectAppRootHandler.ts b/sdnr/wt/odlux/apps/connectApp/src/handlers/connectAppRootHandler.ts
index 81ee97a0a..dbb9b2c04 100644
--- a/sdnr/wt/odlux/apps/connectApp/src/handlers/connectAppRootHandler.ts
+++ b/sdnr/wt/odlux/apps/connectApp/src/handlers/connectAppRootHandler.ts
@@ -25,6 +25,7 @@ import { SetPanelAction, AddWebUriList, RemoveWebUri, SetWeburiSearchBusy } from
 import { PanelId } from '../models/panelId';
 import { guiCutThrough } from '../models/guiCutTrough';
 import { connectionStatusCountHandler, IConnectionStatusCount } from './connectionStatusCountHandler';
+import { availableTlsKeysActionHandler, IAvailableTlsKeysState } from './tlsKeyHandler';
 
 export interface IConnectAppStoreState {
   networkElements: INetworkElementsState;
@@ -34,6 +35,7 @@ export interface IConnectAppStoreState {
   elementFeatureInfo: IInfoNetworkElementFeaturesState;
   guiCutThrough: guiCutThroughState;
   connectionStatusCount: IConnectionStatusCount;
+  availableTlsKeys: IAvailableTlsKeysState
 }
 
 const currentOpenPanelHandler: IActionHandler<PanelId> = (state = null, action) => {
@@ -92,7 +94,8 @@ const actionHandlers = {
   elementInfo: infoNetworkElementsActionHandler,
   elementFeatureInfo: infoNetworkElementFeaturesActionHandler,
   guiCutThrough: guiCutThroughHandler,
-  connectionStatusCount: connectionStatusCountHandler
+  connectionStatusCount: connectionStatusCountHandler,
+  availableTlsKeys: availableTlsKeysActionHandler
 };
 
 export const connectAppRootHandler = combineActionHandler<IConnectAppStoreState>(actionHandlers);
diff --git a/sdnr/wt/odlux/apps/connectApp/src/handlers/tlsKeyHandler.ts b/sdnr/wt/odlux/apps/connectApp/src/handlers/tlsKeyHandler.ts
new file mode 100644
index 000000000..326b3cc8e
--- /dev/null
+++ b/sdnr/wt/odlux/apps/connectApp/src/handlers/tlsKeyHandler.ts
@@ -0,0 +1,55 @@
+/**
+ * ============LICENSE_START========================================================================
+ * ONAP : ccsdk feature sdnr wt odlux
+ * =================================================================================================
+ * Copyright (C) 2021 highstreet technologies GmbH Intellectual Property. All rights reserved.
+ * =================================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ * ============LICENSE_END==========================================================================
+ */
+import { IActionHandler } from '../../../../framework/src/flux/action';
+
+import { AllTlsKeyListLoadedAction, LoadAllTlsKeyListAction } from '../actions/tlsKeyActions';
+import { TlsKeys } from '../models/networkElementConnection';
+
+export interface IAvailableTlsKeysState {
+  tlsKeysList: TlsKeys[];
+  busy: boolean;
+}
+
+const tlsKeysStateInit: IAvailableTlsKeysState = {
+  tlsKeysList: [],
+  busy: false,
+};
+
+export const availableTlsKeysActionHandler: IActionHandler<IAvailableTlsKeysState> = (state = tlsKeysStateInit, action) => {
+  if (action instanceof LoadAllTlsKeyListAction) {
+    state = {
+      ...state,
+      busy: true
+    };
+
+  } else if (action instanceof AllTlsKeyListLoadedAction) {
+    if (!action.error && action.tlsList) {
+      state = {
+        ...state,
+        tlsKeysList: action.tlsList,
+        busy: false,
+      };
+    } else {
+      state = {
+        ...state,
+        busy: false
+      };
+    }
+  }
+  return state;
+};
\ No newline at end of file
diff --git a/sdnr/wt/odlux/apps/connectApp/src/index.html b/sdnr/wt/odlux/apps/connectApp/src/index.html
index 6f44c25f7..35dbdf71d 100644
--- a/sdnr/wt/odlux/apps/connectApp/src/index.html
+++ b/sdnr/wt/odlux/apps/connectApp/src/index.html
@@ -19,7 +19,7 @@
       connectApp.register();
       faultApp.register();
       inventoryApp.register();
-      app("./app.tsx").configureApplication({ authentication:"basic",  enablePolicy:  false,});
+      app("./app.tsx").configureApplication({ authentication:"oauth",  enablePolicy:  false, transportpceUrl:"http://test.de"});
       app("./app.tsx").runApplication();
     });
   </script>
diff --git a/sdnr/wt/odlux/apps/connectApp/src/models/networkElementConnection.ts b/sdnr/wt/odlux/apps/connectApp/src/models/networkElementConnection.ts
index 71eddc808..89070ab39 100644
--- a/sdnr/wt/odlux/apps/connectApp/src/models/networkElementConnection.ts
+++ b/sdnr/wt/odlux/apps/connectApp/src/models/networkElementConnection.ts
@@ -24,6 +24,7 @@ export type NetworkElementConnection = {
   port: number;
   username?: string;
   password?: string;
+  tlsKey?: string;
   weburi?: string;
   isWebUriUnreachable?: boolean;
   status?: "Connected" | "mounted" | "unmounted" | "Connecting" | "Disconnected" | "idle";
@@ -47,12 +48,18 @@ export type UpdateNetworkElement = {
   isRequired?: boolean;
   username?: string;
   password?: string;
+  tlsKey?: string;
 }
 
 export type ConnectionStatus = {
   status: string
 }
 
+export type TlsKeys = {
+  key: string
+}
+
+
 /**
  * Checks if a object has a given propertyname, if yes, the name is returned as string.
  * @throws at compile time if property is not available
diff --git a/sdnr/wt/odlux/apps/connectApp/src/pluginConnect.tsx b/sdnr/wt/odlux/apps/connectApp/src/pluginConnect.tsx
index 461e14023..1990cc03d 100644
--- a/sdnr/wt/odlux/apps/connectApp/src/pluginConnect.tsx
+++ b/sdnr/wt/odlux/apps/connectApp/src/pluginConnect.tsx
@@ -88,9 +88,9 @@ export function register() {
   subscribe<IFormatedMessage>(["object-creation-notification", "object-deletion-notification", "attribute-value-changed-notification"], (msg => {
     const store = applicationApi.applicationStore;
     if (msg && msg.type.type === "object-creation-notification" && store) {
-      store.dispatch(new AddSnackbarNotification({ message: `Adding network element [${msg['node-id']}]`, options: { variant: 'info' } }));
+      store.dispatch(new AddSnackbarNotification({ message: `Adding network element [${msg.data['object-id-ref']}]`, options: { variant: 'info' } }));
     } else if (msg && (msg.type.type === "object-deletion-notification" || msg.type.type === "attribute-value-changed-notification") && store) {
-      store.dispatch(new AddSnackbarNotification({ message: `Updating network element [${msg['node-id']}]`, options: { variant: 'info' } }));
+      store.dispatch(new AddSnackbarNotification({ message: `Updating network element [${msg.data['object-id-ref']}]`, options: { variant: 'info' } }));
     }
     if (store) {
       store.dispatch(updateCurrentViewAsyncAction() as any).then(() => {
diff --git a/sdnr/wt/odlux/apps/connectApp/src/services/connectService.ts b/sdnr/wt/odlux/apps/connectApp/src/services/connectService.ts
index ed8b0f67d..427acd3ec 100644
--- a/sdnr/wt/odlux/apps/connectApp/src/services/connectService.ts
+++ b/sdnr/wt/odlux/apps/connectApp/src/services/connectService.ts
@@ -16,243 +16,289 @@
  * ============LICENSE_END==========================================================================
  */
 
- import { requestRest } from '../../../../framework/src/services/restService';
- import { NetworkElementConnection, ConnectionStatus, UpdateNetworkElement } from '../models/networkElementConnection';
- import { convertPropertyNames, replaceUpperCase } from '../../../../framework/src/utilities/yangHelper';
- import { Result } from '../../../../framework/src/models/elasticSearch';
- 
- import { FeatureTopology, Topology, TopologyNode, Module } from '../models/topologyNetconf';
- import { guiCutThrough } from '../models/guiCutTrough';
- 
- /**
- * Represents a web api accessor service for all Network Elements actions.
- */
- class ConnectService {
-   public getNetworkElementUri = (nodeId: string) => '/rests/data/network-topology:network-topology/topology=topology-netconf/node=' + nodeId;
-   public getNetworkElementConnectDataProviderUri = (operation: "create" | "update" | "delete" ) => `/rests/operations/data-provider:${operation}-network-element-connection`;
-   public getAllWebUriExtensionsForNetworkElementListUri = (nodeId: string) => this.getNetworkElementUri(nodeId) + '/yang-ext:mount/core-model:network-element';
-   public getNetworkElementYangLibraryFeature = (nodeId: string) => '/rests/data/network-topology:network-topology/topology=topology-netconf/node=' + nodeId + '/yang-ext:mount/ietf-yang-library:yang-library?content=nonconfig'
- 
-   /**
-    * Inserts a network elements.
-    */
-   public async createNetworkElement(element: NetworkElementConnection): Promise<NetworkElementConnection | null> {
-     const path = this.getNetworkElementConnectDataProviderUri("create") ;
-     const result = await requestRest<NetworkElementConnection>(path, {
-       method: "POST", body: JSON.stringify(convertPropertyNames({ "data-provider:input": element }, replaceUpperCase))
-     });
-     return result || null;
-   }
- 
-   /**
-   * Updates a network element.
+import { requestRest } from '../../../../framework/src/services/restService';
+import { NetworkElementConnection, ConnectionStatus, UpdateNetworkElement } from '../models/networkElementConnection';
+import { TlsKeys } from '../models/networkElementConnection'
+import { convertPropertyNames, replaceUpperCase } from '../../../../framework/src/utilities/yangHelper';
+import { Result } from '../../../../framework/src/models/elasticSearch';
+
+import { FeatureTopology, Topology, TopologyNode, Module } from '../models/topologyNetconf';
+import { guiCutThrough } from '../models/guiCutTrough';
+
+/**
+* Represents a web api accessor service for all Network Elements actions.
+*/
+class ConnectService {
+  public getNetworkElementUri = (nodeId: string) => '/rests/data/network-topology:network-topology/topology=topology-netconf/node=' + nodeId;
+  public getNetworkElementConnectDataProviderUri = (operation: "create" | "update" | "delete") => `/rests/operations/data-provider:${operation}-network-element-connection`;
+  public getAllWebUriExtensionsForNetworkElementListUri = (nodeId: string) => this.getNetworkElementUri(nodeId) + '/yang-ext:mount/core-model:network-element';
+  public getNetworkElementYangLibraryFeature = (nodeId: string) => '/rests/data/network-topology:network-topology/topology=topology-netconf/node=' + nodeId + '/yang-ext:mount/ietf-yang-library:yang-library?content=nonconfig'
+
+  /**
+   * Inserts a network elements.
    */
-   public async updateNetworkElement(element: UpdateNetworkElement): Promise<NetworkElementConnection | null> {
-     const path = this.getNetworkElementConnectDataProviderUri("update");
-     const result = await requestRest<NetworkElementConnection>(path, {
-       method: "POST", body: JSON.stringify(convertPropertyNames({ "data-provider:input": element }, replaceUpperCase))
-     });
-     return result || null;
-   }
- 
-   /**
-     * Deletes a network element.
-     */
-   public async deleteNetworkElement(element: UpdateNetworkElement): Promise<NetworkElementConnection | null> {
-     const query = {
-       "id": element.id
-     };
-     const path = this.getNetworkElementConnectDataProviderUri("delete");
-     const result = await requestRest<NetworkElementConnection>(path, {
-       method: "POST", body: JSON.stringify(convertPropertyNames({ "data-provider:input": query }, replaceUpperCase))
-     });
-     return result || null;
-   }
- 
-   /** Mounts network element. */
-   public async mountNetworkElement(networkElement: NetworkElementConnection): Promise<boolean> {
-     const path = this.getNetworkElementUri(networkElement.nodeId);
-     const mountXml = [
-       '<node xmlns="urn:TBD:params:xml:ns:yang:network-topology">',
-       `<node-id>${networkElement.nodeId}</node-id>`,
-       `<host xmlns="urn:opendaylight:netconf-node-topology">${networkElement.host}</host>`,
-       `<port xmlns="urn:opendaylight:netconf-node-topology">${networkElement.port}</port>`,
-       `<username xmlns="urn:opendaylight:netconf-node-topology">${networkElement.username}</username>`,
-       `<password xmlns="urn:opendaylight:netconf-node-topology">${networkElement.password}</password>`,
-       '  <tcp-only xmlns="urn:opendaylight:netconf-node-topology">false</tcp-only>',
- 
-       '  <!-- non-mandatory fields with default values, you can safely remove these if you do not wish to override any of these values-->',
-       '  <reconnect-on-changed-schema xmlns="urn:opendaylight:netconf-node-topology">false</reconnect-on-changed-schema>',
-       '  <connection-timeout-millis xmlns="urn:opendaylight:netconf-node-topology">20000</connection-timeout-millis>',
-       '  <max-connection-attempts xmlns="urn:opendaylight:netconf-node-topology">100</max-connection-attempts>',
-       '  <between-attempts-timeout-millis xmlns="urn:opendaylight:netconf-node-topology">2000</between-attempts-timeout-millis>',
-       '  <sleep-factor xmlns="urn:opendaylight:netconf-node-topology">1.5</sleep-factor>',
- 
-       '  <!-- keepalive-delay set to 0 turns off keepalives-->',
-       '  <keepalive-delay xmlns="urn:opendaylight:netconf-node-topology">120</keepalive-delay>',
-       '</node>'].join('');
- 
-     try {
-       const result = await requestRest<string>(path, {
-         method: 'PUT',
-         headers: {
-           'Content-Type': 'application/xml',
-           'Accept': 'application/xml'
-         },
-         body: mountXml
-       });
-       // expect an empty answer
-       return result !== null;
-     } catch {
-       return false;
-     }
-   };
- 
-   /** Unmounts a network element by its id. */
-   public async unmountNetworkElement(nodeId: string): Promise<boolean> {
-     const path = this.getNetworkElementUri(nodeId);
- 
-     try {
-       const result = await requestRest<string>(path, {
-         method: 'DELETE',
-         headers: {
-           'Content-Type': 'application/xml',
-           'Accept': 'application/xml'
-         },
-       });
-       // expect an empty answer
-       return result !== null;
- 
-     } catch {
-       return false;
-     }
-   };
- 
-   /** Yang capabilities of the selected network elements. */
-   public async infoNetworkElement(nodeId: string): Promise<TopologyNode | null> {
-     const path = this.getNetworkElementUri(nodeId);
-     const topologyRequestPomise = requestRest<Topology>(path, { method: "GET" });
- 
-     return topologyRequestPomise && topologyRequestPomise.then(result => {
-       return result && result["network-topology:node"] && result["network-topology:node"][0] || null;
-     });
-   }
- 
- 
-   /** Yang features of the selected network element module. */
-   public async infoNetworkElementFeatures(nodeId: string): Promise<Module[] | null | undefined> {
-     const path = this.getNetworkElementYangLibraryFeature(nodeId);
-     const topologyRequestPomise = requestRest<FeatureTopology>(path, { method: "GET" });
- 
-     return topologyRequestPomise && topologyRequestPomise.then(result => {
-       const resultFinal = result && result['ietf-yang-library:yang-library']
-         && result["ietf-yang-library:yang-library"]["module-set"] &&
-         result["ietf-yang-library:yang-library"]["module-set"][0] &&
-         result["ietf-yang-library:yang-library"]["module-set"][0]['module'] || null;
-       return resultFinal;
-     });
-   }
- 
- 
- 
-   /**
-    * Get the connection state of the network element.
+  public async createNetworkElement(element: NetworkElementConnection): Promise<NetworkElementConnection | null> {
+    const path = this.getNetworkElementConnectDataProviderUri("create");
+    const result = await requestRest<NetworkElementConnection>(path, {
+      method: "POST", body: JSON.stringify(convertPropertyNames({ "data-provider:input": element }, replaceUpperCase))
+    });
+    return result || null;
+  }
+
+  /**
+  * Updates a network element.
+  */
+  public async updateNetworkElement(element: UpdateNetworkElement): Promise<NetworkElementConnection | null> {
+    const path = this.getNetworkElementConnectDataProviderUri("update");
+    const result = await requestRest<NetworkElementConnection>(path, {
+      method: "POST", body: JSON.stringify(convertPropertyNames({ "data-provider:input": element }, replaceUpperCase))
+    });
+    return result || null;
+  }
+
+  /**
+    * Deletes a network element.
     */
-   public async getNetworkElementConnectionStatus(element: string): Promise<(ConnectionStatus)[] | null> {
-     const path = `/rests/operations/data-provider:read-network-element-connection-list`;
-     const query = {
-       "data-provider:input": {
-         "filter": [{
-           "property": "node-id",
-           "filtervalue": element
-         }],
-         "pagination": {
-           "size": 20,
-           "page": 1
-         }
-       }
-     }
-     const result = await requestRest<Result<ConnectionStatus>>(path, { method: "POST", body: JSON.stringify(query) });
-     return result && result["data-provider:output"] && result["data-provider:output"].data && result["data-provider:output"].data.map(ne => ({
-       status: ne.status
-     })) || null;
-   }
- 
-   public async getAllWebUriExtensionsForNetworkElementListAsync(neList: string[]): Promise<(guiCutThrough)[]> {
-     const path = `/rests/operations/data-provider:read-gui-cut-through-entry`;
-     let webUriList: guiCutThrough[] = []
-     const query = {
-       "data-provider:input": {
-         "filter": [{
-           "property": "id",
-           "filtervalues": neList
-         }],
-         "pagination": {
-           "size": 20,
-           "page": 1
-         }
-       }
-     }
- 
-     const result = await requestRest<Result<guiCutThrough>>(path, { method: "POST", body: JSON.stringify(query) });
-     const resultData = result && result["data-provider:output"] && result["data-provider:output"].data;
-     neList.forEach(nodeId => {
-       let entryNotFound = true;
-       if (resultData) {
-         const BreakException = {};
-         try {
-           resultData.forEach(entry => {
-             if (entry.id == nodeId) {
-               entryNotFound = false;
-               if (entry.weburi) {
-                 webUriList.push({ id: nodeId, weburi: entry.weburi });
-               } else {
-                 webUriList.push({ id: nodeId, weburi: undefined });
-               }
-               throw BreakException;
-             }
-           });
-         } catch (e) {}
-       }
-       if (entryNotFound)
-         webUriList.push({ id: nodeId, weburi: undefined });
-     });
-     return webUriList;
-   }
- 
-   //  public async getAllWebUriExtensionsForNetworkElementListAsync(ne: string[]): Promise<(guiCutThrough)[] | null> {
- 
-   //   let promises: any[] = [];
-   //   let webUris: guiCutThrough[] = []
- 
-   //   ne.forEach(nodeId => {
-   //     const path = this.getAllWebUriExtensionsForNetworkElementListUri(nodeId);
- 
-   // // add search request to array
-   //     promises.push(requestRest<any>(path, { method: "GET" })
-   //       .then(result => {
-   //         if (result != null && result['core-model:network-element'] && result['core-model:network-element'].extension) {
-   //           const webUri = result['core-model:network-element'].extension.find((item: any) => item['value-name'] === "webUri")
-   //           if (webUri) {
-   //             webUris.push({ weburi: webUri.value, id: nodeId });
-   //           } else {
-   //             webUris.push({ weburi: undefined, id: nodeId });
-   //           }
-   //         } else {
-   //           webUris.push({ weburi: undefined, id: nodeId });
-   //         }
-   //       })
-   //       .catch(error => {
-   //         webUris.push({ weburi: undefined, id: nodeId });
-   //       }))
-   //   })
-   //   // wait until all promises are done and return weburis
-   //   return Promise.all(promises).then(result => { return webUris });
-   // }
- 
- }
- 
- 
- 
- export const connectService = new ConnectService();
- 
\ No newline at end of file
+  public async deleteNetworkElement(element: UpdateNetworkElement): Promise<NetworkElementConnection | null> {
+    const query = {
+      "id": element.id
+    };
+    const path = this.getNetworkElementConnectDataProviderUri("delete");
+    const result = await requestRest<NetworkElementConnection>(path, {
+      method: "POST", body: JSON.stringify(convertPropertyNames({ "data-provider:input": query }, replaceUpperCase))
+    });
+    return result || null;
+  }
+
+  /** Mounts network element. */
+  public async mountNetworkElement(networkElement: NetworkElementConnection): Promise<boolean> {
+    const path = this.getNetworkElementUri(networkElement.nodeId);
+    const mountXml = [
+      '<node xmlns="urn:TBD:params:xml:ns:yang:network-topology">',
+      `<node-id>${networkElement.nodeId}</node-id>`,
+      `<host xmlns="urn:opendaylight:netconf-node-topology">${networkElement.host}</host>`,
+      `<port xmlns="urn:opendaylight:netconf-node-topology">${networkElement.port}</port>`,
+      `<username xmlns="urn:opendaylight:netconf-node-topology">${networkElement.username}</username>`,
+      `<password xmlns="urn:opendaylight:netconf-node-topology">${networkElement.password}</password>`,
+      '  <tcp-only xmlns="urn:opendaylight:netconf-node-topology">false</tcp-only>',
+
+      '  <!-- non-mandatory fields with default values, you can safely remove these if you do not wish to override any of these values-->',
+      '  <reconnect-on-changed-schema xmlns="urn:opendaylight:netconf-node-topology">false</reconnect-on-changed-schema>',
+      '  <connection-timeout-millis xmlns="urn:opendaylight:netconf-node-topology">20000</connection-timeout-millis>',
+      '  <max-connection-attempts xmlns="urn:opendaylight:netconf-node-topology">100</max-connection-attempts>',
+      '  <between-attempts-timeout-millis xmlns="urn:opendaylight:netconf-node-topology">2000</between-attempts-timeout-millis>',
+      '  <sleep-factor xmlns="urn:opendaylight:netconf-node-topology">1.5</sleep-factor>',
+
+      '  <!-- keepalive-delay set to 0 turns off keepalives-->',
+      '  <keepalive-delay xmlns="urn:opendaylight:netconf-node-topology">120</keepalive-delay>',
+      '</node>'].join('');
+
+    const tlsXml = [
+      '<node xmlns="urn:TBD:params:xml:ns:yang:network-topology">',
+      `<node-id>${networkElement.nodeId}</node-id>`,
+      '<key-based xmlns="urn:opendaylight:netconf-node-topology">',
+      `<key-id xmlns="urn:opendaylight:netconf-node-topology">${networkElement.tlsKey}</key-id>`,
+      `<username xmlns="urn:opendaylight:netconf-node-topology">${networkElement.username}</username>`,
+      '</key-based>',
+      `<host xmlns="urn:opendaylight:netconf-node-topology">${networkElement.host}</host>`,
+      `<port xmlns="urn:opendaylight:netconf-node-topology">${networkElement.port}</port>`,
+      '<tcp-only xmlns="urn:opendaylight:netconf-node-topology">false</tcp-only>',
+      '<protocol xmlns="urn:opendaylight:netconf-node-topology">',
+      '<name xmlns="urn:opendaylight:netconf-node-topology">TLS</name>',
+      ' </protocol>',
+      '<max-connection-attempts xmlns="urn:opendaylight:netconf-node-topology">2</max-connection-attempts>',
+      '</node>'].join('')
+    let bodyXml;
+    if (networkElement.password) {
+      bodyXml = mountXml
+    }
+    else {
+      bodyXml = tlsXml
+    }
+
+    try {
+      const result = await requestRest<string>(path, {
+        method: 'PUT',
+        headers: {
+          'Content-Type': 'application/xml',
+          'Accept': 'application/xml'
+        },
+        body: bodyXml
+      });
+      // expect an empty answer
+      return result !== null;
+    } catch {
+      return false;
+    }
+  };
+
+  /** Unmounts a network element by its id. */
+  public async unmountNetworkElement(nodeId: string): Promise<boolean> {
+    const path = this.getNetworkElementUri(nodeId);
+
+    try {
+      const result = await requestRest<string>(path, {
+        method: 'DELETE',
+        headers: {
+          'Content-Type': 'application/xml',
+          'Accept': 'application/xml'
+        },
+      });
+      // expect an empty answer
+      return result !== null;
+
+    } catch {
+      return false;
+    }
+  };
+
+  /** Yang capabilities of the selected network elements. */
+  public async infoNetworkElement(nodeId: string): Promise<TopologyNode | null> {
+    const path = this.getNetworkElementUri(nodeId);
+    const topologyRequestPomise = requestRest<Topology>(path, { method: "GET" });
+
+    return topologyRequestPomise && topologyRequestPomise.then(result => {
+      return result && result["network-topology:node"] && result["network-topology:node"][0] || null;
+    });
+  }
+
+
+  /** Yang features of the selected network element module. */
+  public async infoNetworkElementFeatures(nodeId: string): Promise<Module[] | null | undefined> {
+    const path = this.getNetworkElementYangLibraryFeature(nodeId);
+    const topologyRequestPomise = requestRest<FeatureTopology>(path, { method: "GET" });
+
+    return topologyRequestPomise && topologyRequestPomise.then(result => {
+      const resultFinal = result && result['ietf-yang-library:yang-library']
+        && result["ietf-yang-library:yang-library"]["module-set"] &&
+        result["ietf-yang-library:yang-library"]["module-set"][0] &&
+        result["ietf-yang-library:yang-library"]["module-set"][0]['module'] || null;
+      return resultFinal;
+    });
+  }
+
+
+
+  /**
+   * Get the connection state of the network element.
+   */
+  public async getNetworkElementConnectionStatus(element: string): Promise<(ConnectionStatus)[] | null> {
+    const path = `/rests/operations/data-provider:read-network-element-connection-list`;
+    const query = {
+      "data-provider:input": {
+        "filter": [{
+          "property": "node-id",
+          "filtervalue": element
+        }],
+        "pagination": {
+          "size": 20,
+          "page": 1
+        }
+      }
+    }
+    const result = await requestRest<Result<ConnectionStatus>>(path, { method: "POST", body: JSON.stringify(query) });
+    return result && result["data-provider:output"] && result["data-provider:output"].data && result["data-provider:output"].data.map(ne => ({
+      status: ne.status
+    })) || null;
+  }
+
+  /**
+  * Gets all available tlsKeys.
+  */
+
+  public async getTlsKeys(): Promise<(TlsKeys)[] | null> {
+    const path = '/rests/operations/data-provider:read-tls-key-entry';
+    const query = {
+      "data-provider:input": {
+        "filter": [],
+        "sortorder": [],
+        "pagination": {
+          "size": 20,
+          "page": 1
+        }
+      }
+    };
+
+    const result = await requestRest<Result<string>>(path, { method: "POST", body: JSON.stringify(query) });
+    return result && result["data-provider:output"] && result["data-provider:output"].data && result["data-provider:output"].data.map(ne => ({
+      key: ne
+    })) || null;
+  }
+
+  public async getAllWebUriExtensionsForNetworkElementListAsync(neList: string[]): Promise<(guiCutThrough)[]> {
+    const path = `/rests/operations/data-provider:read-gui-cut-through-entry`;
+    let webUriList: guiCutThrough[] = []
+    const query = {
+      "data-provider:input": {
+        "filter": [{
+          "property": "id",
+          "filtervalues": neList
+        }],
+        "pagination": {
+          "size": 20,
+          "page": 1
+        }
+      }
+    }
+
+    const result = await requestRest<Result<guiCutThrough>>(path, { method: "POST", body: JSON.stringify(query) });
+    const resultData = result && result["data-provider:output"] && result["data-provider:output"].data;
+    neList.forEach(nodeId => {
+      let entryNotFound = true;
+      if (resultData) {
+        const BreakException = {};
+        try {
+          resultData.forEach(entry => {
+            if (entry.id == nodeId) {
+              entryNotFound = false;
+              if (entry.weburi) {
+                webUriList.push({ id: nodeId, weburi: entry.weburi });
+              } else {
+                webUriList.push({ id: nodeId, weburi: undefined });
+              }
+              throw BreakException;
+            }
+          });
+        } catch (e) { }
+      }
+      if (entryNotFound)
+        webUriList.push({ id: nodeId, weburi: undefined });
+    });
+    return webUriList;
+  }
+
+  //  public async getAllWebUriExtensionsForNetworkElementListAsync(ne: string[]): Promise<(guiCutThrough)[] | null> {
+
+  //   let promises: any[] = [];
+  //   let webUris: guiCutThrough[] = []
+
+  //   ne.forEach(nodeId => {
+  //     const path = this.getAllWebUriExtensionsForNetworkElementListUri(nodeId);
+
+  // // add search request to array
+  //     promises.push(requestRest<any>(path, { method: "GET" })
+  //       .then(result => {
+  //         if (result != null && result['core-model:network-element'] && result['core-model:network-element'].extension) {
+  //           const webUri = result['core-model:network-element'].extension.find((item: any) => item['value-name'] === "webUri")
+  //           if (webUri) {
+  //             webUris.push({ weburi: webUri.value, id: nodeId });
+  //           } else {
+  //             webUris.push({ weburi: undefined, id: nodeId });
+  //           }
+  //         } else {
+  //           webUris.push({ weburi: undefined, id: nodeId });
+  //         }
+  //       })
+  //       .catch(error => {
+  //         webUris.push({ weburi: undefined, id: nodeId });
+  //       }))
+  //   })
+  //   // wait until all promises are done and return weburis
+  //   return Promise.all(promises).then(result => { return webUris });
+  // }
+
+}
+
+
+
+export const connectService = new ConnectService();